摘要
本文介绍了超高频电容式水分传感器的设计和工作原理。通过试验研究了它的测量精度与速度。结果表明,它是适用于型砂水分在线测量与控制的方便、快速而又准确的先进传感器。
Working principle and designing of a super high frequency capacitance sensor are introduced in this article. Measuring accuracy and measuring speed are analyzed. The measuring experiments show that it is a convenient and accurate sensor for the instantaneous moisture measurement of molding sands.
出处
《自动化与仪表》
1998年第5期5-7,30,共4页
Automation & Instrumentation
关键词
超高频
电容式
型砂
传感器
水分
super high capacitance moisture content on line measuring